What do you mean by part prints? Do you have a NSN?
Google them !!
Every part in any branch of the Military on anything, plan, boat, truck, what ever has a NSN(National Stock Number) thats how they inventory the parts if you can find that it will make it much more easy.
If you looking for some AN fittings and are in the area try here: 1115 S Sultana Ave
Ontario, CA 91761-3340 (909) 986-6534 thats G&J Air Craft that have all kinds of AN fittings!